Table 2.
Baseline assessments – targeted vision = near
| Variables | Allegretto 400 (N=92 eyes) | EX500 (N=23 eyes) | P-valuea |
|---|---|---|---|
| Surgical eye, n (%) | 0.1868 | ||
| Right | 24 (26.09%) | 3 (13.04%) | |
| Left | 68 (73.91%) | 20 (86.96%) | |
| Sphere (D) | 0.2374 | ||
| Mean ± SD | 4.43±0.77 | 4.22±0.83 | |
| Range | 3.00–6.00 | 3.00–6.00 | |
| Cylinderb (D) | 0.0253 | ||
| Mean ± SD | −0.42±0.53 | −0.77±0.71 | |
| Range | −2.50 to 0.00 | −3.00 to 0.00 | |
| SEQ (D) | 0.1301 | ||
| Mean ± SD | 4.22±0.76 | 3.95±0.77 | |
| Range | 3.00–6.00 | 3.00–5.50 | |
| UNVA | 0.7790 | ||
| Mean ± SD | 94.35±83.94 | 90.43±51.65 | |
| Range | 20–400 | 30–200 | |
| CNVAc | 0.0765 | ||
| Mean ± SD | 20.44±1.62 | 22.39±4.97 | |
| Range | 20–30 | 20–40 | |
| Goal | 0.4444 | ||
| Mean ± SD | −1.47±0.22 | −1.45±0.13 | |
| Range | −2.25 to 0.00 | −1.75 to −1.25 |
Notes:
a
P-values of chi-square test for categorical variables and of Student’s t-test for numeric variables.
b
Data available for 16 eyes in the EX500 group.
c
Data available for 90 eyes in the Allegretto 400 group. For UDVA and CVDA, values presented are Snellen denominators.
Abbreviations: CNVA, corrected near visual acuity; D, diopters; SD, standard deviation; SEQ, spherical equivalent; UNVA, uncorrected near visual acuity.